AXIOMTEK PICO300, Руководство пользователя

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PICO300 Pico-ITX Board
78 I/O Boards (Optional)
A.17 AX93292 Jumper Settings
Properly configure jumper settings on the AX93292 I/O board to meet your application purpose.
Below you can find a summary table of all jumpers and onboard default settings.
Note
Once the default jumper setting needs to be changed, please do it under power-off
condition.
Jumper Description Setting
JP1
COM1 Data/Power Selection
Default: RS-232 Data
CN4 Pin 11: DCD1 3-5 Close
CN4 Pin 18: RI1 4-6 Close
A.17.1 COM1 Data/Power Selection (JP1)
The COM1 port has +5V level power capability on DCD and +12V level on RI by setting
JP1. When this port is set to +12V or +5V level, please make sure its communication
mode is RS-232 (see BIOS setting in section 4.4).
A.18 AX93292 Connectors
Signals go to other parts of the system through connectors. Loose or improper connection
might cause problems, please make sure all connectors are properly and firmly connected.
Here is a summary table which shows all connectors on the hardware.
Connector Description
CN1 High Speed Board to Board Connector 1
CN2 High Speed Board to Board Connector 2
CN3 Low Speed IO Connector
CN4 COM1 and COM2 Connector
Function Setting
Power: Set CN4 pin 11 to +5V level 1-3 close
Data: Set CN4 pin 11 to DCD1 (Default) 3-5 close
Power: Set CN4 pin 18 to +12V level 2-4 close
Data: Set CN4 pin 18 to RI1 (Default) 4-6 close